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This commit is contained in:
Sebastian Moser
981
core/src/item.rs
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981
core/src/item.rs
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@@ -0,0 +1,981 @@
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use crate::c_api::get_global_mize;
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use crate::config::{ConfigOpt};
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use ciborium::into_writer;
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use colored::Colorize;
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use serde_json::from_reader;
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use core::fmt;
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use serde::Deserialize;
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use serde::Serialize;
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use std::any::Any;
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use std::collections::HashMap;
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use std::fmt::Debug;
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use std::sync::MutexGuard;
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use std::io;
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use std::fmt::Display;
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use std::i128;
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use tracing::{debug, instrument, trace, warn};
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use crate::error::{IntoMizeResult, MizeError, MizeResult};
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use crate::id::MizeId;
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use crate::instance::connection::value_raw_con_by_id;
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use crate::instance::Mize;
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use crate::mize_err;
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use crate::proto::MizeMessage;
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use ciborium::Value as CborValue;
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// a item always has to do with a Instance, which takes care of how it is updated
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#[derive(Debug, Clone)]
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pub struct Item<'a> {
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id: MizeId,
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pub instance: &'a Mize,
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}
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// without an Instance it is not an item, but only the "data of an item"
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// and this type for now is just an alias to CborValue
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#[derive(Debug, Clone, Serialize, Deserialize)]
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pub struct ItemData(pub CborValue);
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impl Item<'_> {
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pub fn id(&self) -> MizeId {
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self.id.clone()
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}
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pub fn new(id: MizeId, instance: &Mize) -> Item {
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Item { id, instance }
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}
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pub fn value_raw(&self) -> MizeResult<Vec<u8>> {
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let data = self.as_data_full()?;
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let raw = get_raw_from_cbor(data.cbor(), vec![])?;
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return Ok(raw.to_owned());
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}
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pub fn value_string(&self) -> MizeResult<String> {
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let raw = self.value_raw()?;
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String::from_utf8(raw.clone())
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.mres_msg(format!("failed to convert raw value from item '{}' into a utf-8 string. raw value was: '{:02X?}'", self.id(), raw))
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}
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pub fn as_data_full(&self) -> MizeResult<ItemData> {
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let id = self.id();
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// the instance we are
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if id.store_part() == "self" {
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debug!("getting item '{}' from self", self.id());
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match id.nth_part(1)? {
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"con_by_id" => {
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return value_raw_con_by_id(&mut self.clone());
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}
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"namespace" => {
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let namespace_inner = self.instance.namespace.lock()?;
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return Ok(ItemData::from_string(namespace_inner.as_real_string()));
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}
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"self_namespace" => {
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let namespace_inner = self.instance.self_namespace.lock()?;
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return Ok(ItemData::from_string(namespace_inner.as_real_string()));
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}
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"config" => {
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let rest_path = <Box<[std::string::String]> as Clone>::clone(&id
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.path)
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.into_iter()
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.skip(2)
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.map(|v| v.to_owned())
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.collect::<Vec<String>>()
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.join(".");
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let mut mize = self.instance.to_owned();
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return Ok(mize.get_config(rest_path.as_str())?);
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}
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_ => {}
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}
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return Err(mize_err!(
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"a /self path, but the next element in the path '{:?}' is not valid",
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id.nth_part(1)
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));
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}
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let self_namespace_inner = self.instance.self_namespace.lock()?;
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if self.id().namespace() == self_namespace_inner.to_owned() {
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debug!("getting item '{}' from store", self.id());
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if id.store_part() == "inst" {
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match id.nth_part(1)? {
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"con_by_id" => {
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return value_raw_con_by_id(&mut self.clone());
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}
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"namespace" => {
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let namespace_inner = self.instance.namespace.lock()?;
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return Ok(ItemData::from_string(namespace_inner.as_real_string()));
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}
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"self_namespace" => {
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let namespace_inner = self.instance.self_namespace.lock()?;
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return Ok(ItemData::from_string(namespace_inner.as_real_string()));
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}
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_ => {}
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}
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}
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let store_inner = self.instance.store.lock()?;
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return store_inner.get_value_data_full(self.id());
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} else {
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let connection = self.instance.get_connection_by_ns(self.id().namespace())?;
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debug!(
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"getting item '{}' from connection '{}' from store",
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self.id(),
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connection.id
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);
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let msg = MizeMessage::new_get(self.id(), connection.id);
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connection.send(msg);
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let data = self.instance.give_msg_wait(self.id())?;
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return Ok(data);
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}
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}
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#[instrument(name = "fn.ItemData::merge")]
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pub fn merge<V: Into<ItemData> + Debug>(&mut self, value: V) -> MizeResult<()> {
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let mut data = self.as_data_full()?;
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//let mut data = data_full.get_path(id_path_without_store_part)?;
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trace!("item::merge data: {:?}", data);
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trace!("item::merge id: {:?}", self.id());
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let new_data = value.into();
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data.merge(new_data);
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trace!("item::merge new_data: {:?}", data);
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// handle the case of /self/*
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if self.id().store_part() == "self" {
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let rest_path = <Box<[std::string::String]> as Clone>::clone(&self
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.id()
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.path)
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.into_iter()
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.skip(1)
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.map(|v| v.to_owned())
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.collect::<Vec<String>>()
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.join("/");
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let id_for_store = self
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.instance
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.new_id("0".to_owned() + "/" + rest_path.as_str())?;
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let store_inner = self.instance.store.lock()?;
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store_inner.set(id_for_store, data)?;
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} else if self.instance.we_are_namespace()? {
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let store_inner = self.instance.store.lock()?;
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store_inner.set(self.id(), data)?;
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} else {
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let namespace = self.id().namespace();
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let connection = self.instance.get_connection_by_ns(namespace)?;
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let msg = MizeMessage::new_update_request(self.id(), data, connection.id);
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connection.send(msg)?;
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}
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Ok(())
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}
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}
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impl<'a> Display for Item<'a> {
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fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
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//let item_data = self.as_data_full().map_err(|_| std::fmt::Error)?;
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write!(f, "Item with id: {}", self.id());
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return Ok(());
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}
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}
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impl ItemData {
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pub fn new() -> ItemData {
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ItemData(CborValue::Null)
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}
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pub fn empty() -> ItemData {
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ItemData(CborValue::Null)
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}
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pub fn from_toml(toml_string: &str) -> MizeResult<ItemData> {
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let toml_deserializer = toml::Deserializer::new(&toml_string);
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let value = CborValue::deserialize(toml_deserializer).mres_msg(format!(
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"Could not deserialize the toml string: {}",
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&toml_string
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))?;
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return Ok(value.into_item_data());
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}
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pub fn to_toml(&self) -> MizeResult<String> {
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let mut out_string = String::new();
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let toml_serializer = toml::Serializer::new(&mut out_string);
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CborValue::serialize(&self.cbor(), toml_serializer)?;
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Ok(out_string)
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}
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pub fn from_serializable<T: Serialize>(val: T) -> MizeResult<ItemData> {
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let mut buffer = Vec::new();
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into_writer(&val, &mut buffer)?;
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let cbor_val: CborValue = from_reader(buffer.as_slice())?;
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Ok(ItemData(cbor_val))
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}
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/// Convert any native Rust value to ItemData...
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/// Stores the value in the global Mize registry and returns an ItemData with _native: <id>
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pub fn from_native<T: Any + Send + Sync + 'static>(val: T) -> MizeResult<ItemData> {
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let mize = get_global_mize()?;
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let mut native_values = mize.native_values.lock().map_err(|_| mize_err!("Failed to lock native_values"))?;
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let mut next_id = mize.next_native_value_id.lock().map_err(|_| mize_err!("Failed to lock next_native_value_id"))?;
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let id = *next_id;
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*next_id += 1;
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native_values.insert(id, Box::new(val));
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let mut data = ItemData::new();
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data.set_path("_native", id.to_string())?;
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Ok(data)
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}
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pub fn value_string(self) -> MizeResult<String> {
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match self.cbor() {
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CborValue::Text(string) => Ok(string.to_owned()),
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_ => Err(mize_err!("this ItemData has no string value")),
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}
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}
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pub fn value_bool(self) -> MizeResult<bool> {
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match self.cbor() {
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CborValue::Bool(val) => Ok(*val),
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_ => Err(mize_err!("this ItemData has no string value")),
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}
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}
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pub fn as_bool(self) -> Option<bool> {
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match self.cbor() {
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CborValue::Bool(val) => Some(*val),
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_ => None,
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}
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}
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pub fn from_string<S: Into<String>>(into_string: S) -> ItemData {
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let string = into_string.into();
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let data = CborValue::Text(string);
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return ItemData(data);
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}
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pub fn to_json(self) -> MizeResult<String> {
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let mut result: Vec<u8> = Vec::new();
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self.0
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.serialize(&mut serde_json::Serializer::new(&mut result))?;
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Ok(String::from_utf8(result)?)
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}
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pub fn from_json(json_str: String) -> MizeResult<ItemData> {
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let mut json_deserializer = serde_json::Deserializer::from_str(json_str.as_str());
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let value = CborValue::deserialize(&mut json_deserializer).mres_msg(format!(
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"could not deserialize the json string: {}",
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json_str
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))?;
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return Ok(value.into_item_data());
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}
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pub fn merge(&mut self, other: ItemData) {
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item_data_merge(&mut self.0, &other.0);
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}
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pub fn cbor(&self) -> &CborValue {
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&self.0
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}
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pub fn from_cbor(cbor: CborValue) -> ItemData {
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ItemData(cbor)
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}
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pub fn sort_keys(&mut self) -> MizeResult<()> {
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item_data_sort_keys(&mut self.0)
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}
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pub fn null() -> CborValue {
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CborValue::Null
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}
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pub fn parse<T: Into<String>>(value: T) -> ItemData {
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let value_str = value.into();
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if value_str == "false" {
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return CborValue::Bool(false).into_item_data();
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}
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if value_str == "false" {
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return CborValue::Bool(true).into_item_data();
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}
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if let Ok(int) = value_str.parse::<i128>() {
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return int.into_item_data();
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}
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return CborValue::Text(value_str).into_item_data();
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}
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pub fn set_path<P: IntoPath, D: IntoItemData>(&mut self, path: P, value: D) -> MizeResult<()> {
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//trace!("[ {} ] ItemData::set_path()", "CALL".yellow());
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let path = path.into_path();
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let value = value.into_item_data();
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item_data_set_path(&mut self.0, path, &value.0)
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}
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pub fn get_path<P: IntoPath>(&self, path: P) -> MizeResult<ItemData> {
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let path = path.into_path();
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Ok(item_data_get_path(&self.0, path)?
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.to_owned()
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.into_item_data())
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}
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pub fn get_paths_recursive(&mut self) -> MizeResult<Vec<String>> {
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let mut paths = Vec::new();
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let mut path_accu = Vec::new();
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get_paths(&mut self.0, &mut paths, &mut path_accu, true)?;
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Ok(paths)
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}
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pub fn get_paths(&mut self) -> MizeResult<Vec<String>> {
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let mut paths = Vec::new();
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let mut path_accu = Vec::new();
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get_paths(&mut self.0, &mut paths, &mut path_accu, false)?;
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Ok(paths)
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}
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pub fn arr_nth(&self, index: usize) -> MizeResult<ItemData> {
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let array = self
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.0
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.as_array()
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.ok_or(mize_err!("ItemData is not an array, cannot get element at index {}", index))?;
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let value = array
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.get(index)
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.ok_or(mize_err!("array index {} out of bounds (length: {})", index, array.len()))?;
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Ok(ItemData::from_cbor(value.clone()))
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}
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/// Get an immutable reference to the native value stored in this ItemData.
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/// The native value must have been stored via from_native().
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/// Returns a guard that holds the lock on the native_values registry.
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pub fn native<T: Any + Send + Sync + 'static>(&self) -> MizeResult<NativeRefGuard<T>> {
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let mize_arc = crate::c_api::GLOBAL_MIZE.get().ok_or(mize_err!("No global Mize"))?;
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let mize = mize_arc.lock().map_err(|_| mize_err!("Failed to lock global Mize"))?;
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let native_values = mize.native_values.lock().map_err(|_| mize_err!("Failed to lock native_values"))?;
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let id_data = self.get_path("_native")
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.map_err(|_| mize_err!("No _native field in ItemData"))?;
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let id_str = id_data.value_string()
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.map_err(|_| mize_err!("_native field is not a string"))?;
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let id: u32 = id_str.parse()
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.map_err(|_| mize_err!("_native field is not a valid u32: {}", id_str))?;
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let boxed = native_values.get(&id)
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.ok_or(mize_err!("No native value with id {}", id))?;
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// SAFETY: The reference is valid as long as the guard exists.
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// The guard holds the MutexGuard which keeps the lock on native_values.
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// The data in the HashMap is owned by the global Mize instance.
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// We extract the raw pointer first, then move the guard.
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let ref_t_ptr = boxed.downcast_ref::<T>()
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.ok_or(mize_err!("Failed to downcast native value to {}", std::any::type_name::<T>()))? as *const T;
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let guard = std::mem::ManuallyDrop::new(native_values);
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Ok(NativeRefGuard {
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_guard: unsafe { std::mem::transmute(guard) },
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value: unsafe { &*ref_t_ptr },
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})
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}
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/// Get a mutable reference to the native value stored in this ItemData.
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/// The native value must have been stored via from_native().
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/// Returns a guard that holds the lock on the native_values registry.
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pub fn native_mut<T: Any + Send + Sync + 'static>(&self) -> MizeResult<NativeMutRefGuard<T>> {
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let mize_arc = crate::c_api::GLOBAL_MIZE.get().ok_or(mize_err!("No global Mize"))?;
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let mize = mize_arc.lock().map_err(|_| mize_err!("Failed to lock global Mize"))?;
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let mut native_values = mize.native_values.lock().map_err(|_| mize_err!("Failed to lock native_values"))?;
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let id_data = self.get_path("_native")
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.map_err(|_| mize_err!("No _native field in ItemData"))?;
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let id_str = id_data.value_string()
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.map_err(|_| mize_err!("_native field is not a string"))?;
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let id: u32 = id_str.parse()
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.map_err(|_| mize_err!("_native field is not a valid u32: {}", id_str))?;
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let boxed = native_values.get_mut(&id)
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.ok_or(mize_err!("No native value with id {}", id))?;
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// SAFETY: The reference is valid as long as the guard exists.
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// The guard holds the MutexGuard which keeps the lock on native_values.
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// The data in the HashMap is owned by the global Mize instance.
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// We extract the raw pointer first, then move the guard.
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let ref_mut_t_ptr = boxed.downcast_mut::<T>()
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.ok_or(mize_err!("Failed to downcast native value to {}", std::any::type_name::<T>()))? as *mut T;
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let guard = std::mem::ManuallyDrop::new(native_values);
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Ok(NativeMutRefGuard {
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_guard: unsafe { std::mem::transmute(guard) },
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value: unsafe { &mut *ref_mut_t_ptr },
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})
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}
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/// Take the native value from this ItemData, removing it from the registry.
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/// The native value must have been stored via from_native().
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pub fn native_take<T: Any + Send + Sync + 'static>(&self) -> MizeResult<T> {
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let mize_arc = crate::c_api::GLOBAL_MIZE.get().ok_or(mize_err!("No global Mize"))?;
|
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let mize = mize_arc.lock().map_err(|_| mize_err!("Failed to lock global Mize"))?;
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let mut native_values = mize.native_values.lock().map_err(|_| mize_err!("Failed to lock native_values"))?;
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let id_data = self.get_path("_native")
|
||||
.map_err(|_| mize_err!("No _native field in ItemData"))?;
|
||||
let id_str = id_data.value_string()
|
||||
.map_err(|_| mize_err!("_native field is not a string"))?;
|
||||
let id: u32 = id_str.parse()
|
||||
.map_err(|_| mize_err!("_native field is not a valid u32: {}", id_str))?;
|
||||
|
||||
let boxed = native_values.remove(&id)
|
||||
.ok_or(mize_err!("No native value with id {}", id))?;
|
||||
|
||||
let typed = boxed.downcast::<T>()
|
||||
.map_err(|_| mize_err!("Failed to downcast native value to {}", std::any::type_name::<T>()))?;
|
||||
|
||||
Ok(*typed)
|
||||
}
|
||||
}
|
||||
|
||||
/// Guard that holds a lock on the native_values registry and provides an immutable reference to a native value.
|
||||
pub struct NativeRefGuard<T: Any + Send + Sync + 'static> {
|
||||
_guard: MutexGuard<'static, HashMap<u32, Box<dyn Any + Send + Sync>>>,
|
||||
value: &'static T,
|
||||
}
|
||||
|
||||
impl<T: Any + Send + Sync + 'static> std::ops::Deref for NativeRefGuard<T> {
|
||||
type Target = T;
|
||||
|
||||
fn deref(&self) -> &Self::Target {
|
||||
self.value
|
||||
}
|
||||
}
|
||||
|
||||
/// Guard that holds a lock on the native_values registry and provides a mutable reference to a native value.
|
||||
pub struct NativeMutRefGuard<T: Any + Send + Sync + 'static> {
|
||||
_guard: MutexGuard<'static, HashMap<u32, Box<dyn Any + Send + Sync>>>,
|
||||
value: &'static mut T,
|
||||
}
|
||||
|
||||
impl<T: Any + Send + Sync + 'static> std::ops::Deref for NativeMutRefGuard<T> {
|
||||
type Target = T;
|
||||
|
||||
fn deref(&self) -> &Self::Target {
|
||||
self.value
|
||||
}
|
||||
}
|
||||
|
||||
impl<T: Any + Send + Sync + 'static> std::ops::DerefMut for NativeMutRefGuard<T> {
|
||||
fn deref_mut(&mut self) -> &mut Self::Target {
|
||||
self.value
|
||||
}
|
||||
}
|
||||
|
||||
fn get_paths(
|
||||
val: &mut CborValue,
|
||||
paths: &mut Vec<String>,
|
||||
path_accu: &mut Vec<String>,
|
||||
recurse: bool,
|
||||
) -> MizeResult<()> {
|
||||
let map = val
|
||||
.as_map_mut()
|
||||
.ok_or(mize_err!("ItemData is not map... when calling get_paths"))?;
|
||||
for (key, val) in map {
|
||||
let text = key
|
||||
.as_text()
|
||||
.ok_or(mize_err!("ItemData::get_paths but key is not of type text"))?
|
||||
.to_owned();
|
||||
if recurse && val.is_map() {
|
||||
let mut path_accu = path_accu.clone();
|
||||
path_accu.push(text);
|
||||
get_paths(val, paths, &mut path_accu, recurse)?;
|
||||
} else {
|
||||
let path = path_accu.join("/") + "/" + text.as_str();
|
||||
paths.push(path);
|
||||
}
|
||||
}
|
||||
Ok(())
|
||||
}
|
||||
|
||||
impl Default for ItemData {
|
||||
fn default() -> Self {
|
||||
ItemData::new()
|
||||
}
|
||||
}
|
||||
|
||||
pub fn data_from_string(data_string: String) -> MizeResult<ItemData> {
|
||||
let mut data = ItemData::new();
|
||||
|
||||
// in case it's just a string
|
||||
if !data_string.contains("=") {
|
||||
let cbor = CborValue::Text(data_string);
|
||||
return Ok(ItemData::from_cbor(cbor));
|
||||
}
|
||||
|
||||
for option in data_string.split(":") {
|
||||
//trace!("data_from_string: option: {}", option);
|
||||
if option == "".to_owned() {
|
||||
continue;
|
||||
}
|
||||
|
||||
let path = option
|
||||
.split("=")
|
||||
.nth(0)
|
||||
.ok_or(MizeError::new().msg(format!(
|
||||
"Failed to parse Option: option '{}' has an empty path (thing before =)",
|
||||
option
|
||||
)))?;
|
||||
|
||||
//trace!("data_from_string: path: {}", path);
|
||||
|
||||
let value = option
|
||||
.split("=")
|
||||
.nth(1)
|
||||
.ok_or(MizeError::new().msg(format!(
|
||||
"Failed to parse Option: option '{}' has an empty value (thing after =)",
|
||||
option
|
||||
)))?;
|
||||
//trace!("data_from_string: value: {}", value);
|
||||
|
||||
let mut path_vec = Vec::new();
|
||||
path_vec.extend(path.split("."));
|
||||
|
||||
//trace!("data_from_string: path_vec: {:?}", path_vec);
|
||||
|
||||
data.set_path(path_vec, ItemData::parse(value))?;
|
||||
}
|
||||
|
||||
trace!("data_from_string: data: {}", data);
|
||||
return Ok(data);
|
||||
}
|
||||
|
||||
pub fn item_data_get_path(data: &CborValue, path: Vec<String>) -> MizeResult<&CborValue> {
|
||||
let mut path_iter = path.clone().into_iter();
|
||||
//println!("data: {:?}", data);
|
||||
//println!("path: {:?}", path);
|
||||
|
||||
let path_el = match path_iter.nth(0) {
|
||||
Some(val) => val,
|
||||
None => return Ok(data), // our base case
|
||||
};
|
||||
|
||||
let mut sub_data = &CborValue::Null;
|
||||
match data {
|
||||
CborValue::Map(map) => {
|
||||
for (key, val) in map {
|
||||
//println!("key: {:?}", key);
|
||||
//println!("path_el: {}", path_el);
|
||||
if let CborValue::Text(key_str) = key {
|
||||
if key_str == &path_el {
|
||||
sub_data = val;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
val => {
|
||||
return Err(MizeError::new()
|
||||
.msg(format!(
|
||||
"Failed to get path '{:?}' from ItemData, the data at '{}' is not a map",
|
||||
path, path_el
|
||||
))
|
||||
.msg(format!("{:?} is: {:?}", path_el, val)));
|
||||
}
|
||||
};
|
||||
item_data_get_path(sub_data, path_iter.collect())
|
||||
}
|
||||
|
||||
pub fn item_data_sort_keys(data: &mut CborValue) -> MizeResult<()> {
|
||||
// for a list, sort each item of the list
|
||||
if data.is_array() {
|
||||
for el in data.as_array_mut().unwrap().iter_mut() {
|
||||
item_data_sort_keys(el)?
|
||||
}
|
||||
}
|
||||
|
||||
// sort the keys of a map
|
||||
if data.is_map() {
|
||||
let map: &mut Vec<(CborValue, CborValue)> = data.as_map_mut().unwrap();
|
||||
//map.sort_by_key(|el| el.0);
|
||||
map.sort_by(|a, b| {
|
||||
match a.0.partial_cmp(&b.0) {
|
||||
Some(val) => val,
|
||||
None => {
|
||||
// just say the two values are equal, if they can't be ordered
|
||||
std::cmp::Ordering::Equal
|
||||
}
|
||||
}
|
||||
});
|
||||
|
||||
// also sort every sub value
|
||||
for (_key, val) in map {
|
||||
item_data_sort_keys(val)?
|
||||
}
|
||||
}
|
||||
|
||||
Ok(())
|
||||
}
|
||||
|
||||
pub fn item_data_set_path(
|
||||
data: &mut CborValue,
|
||||
path: Vec<String>,
|
||||
data_to_set: &CborValue,
|
||||
) -> MizeResult<()> {
|
||||
//trace!("[ {} ] item_data_set_path()", "CALL".yellow());
|
||||
//trace!("[ {} ] data: {}", "ARG".yellow(), data.clone().into_item_data());
|
||||
//trace!("[ {} ] path: {:?}", "ARG".yellow(), path);
|
||||
//trace!("[ {} ] data_to_set: {}", "ARG".yellow(), data_to_set.clone().into_item_data());
|
||||
|
||||
//test_println!("item_data_set_path ###########################");
|
||||
//test_println!("data: {}", ItemData::from_cbor(data.clone()));
|
||||
//test_println!("path: {:?}", path);
|
||||
//test_println!("data_to_set: {}", ItemData::from_cbor(data_to_set.clone()));
|
||||
//test_println!("###########################");
|
||||
|
||||
let mut path_iter = path.clone().into_iter();
|
||||
let path_el = match path_iter.nth(0) {
|
||||
Some(val) => val,
|
||||
None => {
|
||||
//trace!("item_data_set_path: base_case");
|
||||
// our base case
|
||||
*data = data_to_set.to_owned();
|
||||
return Ok(());
|
||||
}
|
||||
};
|
||||
match data {
|
||||
CborValue::Map(map) => {
|
||||
for (key, val) in &mut *map {
|
||||
if let CborValue::Text(key_str) = key {
|
||||
if key_str == &path_el {
|
||||
//trace!("item_data_set_path: setting key {key_str} in map with recursive call");
|
||||
return item_data_set_path(val, path_iter.collect(), data_to_set);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// if we get here, that means, the key (which is the variable path_el) does not exist
|
||||
// in the map
|
||||
// so add it... but also with a recursive call which is needed, in case path_iter
|
||||
// longer than 1
|
||||
//trace!("item_data_set_path: adding key {path_el} to map");
|
||||
let mut inner_value = CborValue::Null;
|
||||
item_data_set_path(&mut inner_value, path_iter.collect(), data_to_set);
|
||||
map.push((CborValue::Text(path_el.clone()), inner_value));
|
||||
return Ok(());
|
||||
}
|
||||
CborValue::Null => {
|
||||
//trace!("item_data_set_path: CborValue::Null case");
|
||||
let mut inner_value = CborValue::Null;
|
||||
item_data_set_path(&mut inner_value, path_iter.collect(), data_to_set);
|
||||
|
||||
let map_vec = vec![(CborValue::Text(path_el), inner_value)];
|
||||
*data = CborValue::Map(map_vec);
|
||||
|
||||
return Ok(());
|
||||
}
|
||||
val => {
|
||||
return Err(MizeError::new()
|
||||
.msg(format!(
|
||||
"Failed to get path '{:?}' from ItemData, the data at '{}' is not a map",
|
||||
path, path_el
|
||||
))
|
||||
.msg(format!("{:?} is: {:?}", path_el, val)));
|
||||
}
|
||||
};
|
||||
|
||||
}
|
||||
|
||||
pub fn item_data_merge(merge_into: &mut CborValue, other: &CborValue) {
|
||||
// needs to be recursive
|
||||
|
||||
match (merge_into, other) {
|
||||
// if both are maps
|
||||
// merge the keys/vals in the maps and call recursively on them
|
||||
(CborValue::Map(merge_into_map), CborValue::Map(other_map)) => {
|
||||
// go through other_map and merge those keys/values to merge_into
|
||||
for (other_key, other_val) in other_map {
|
||||
// so find that same vale in merge_into, if exists recursively merge, else just add to
|
||||
// vec
|
||||
let mut found_value = CborValue::Null;
|
||||
let mut value_found = false;
|
||||
let mut new_value_for_merge_into: Vec<(CborValue, CborValue)> = Vec::new(); // here we collect the
|
||||
// new contents of the
|
||||
// map, to assign later
|
||||
// to merge_into_map
|
||||
|
||||
for (merge_into_key, merge_into_val) in merge_into_map.clone() {
|
||||
if merge_into_key == *other_key {
|
||||
value_found = true;
|
||||
found_value = merge_into_val.to_owned();
|
||||
// if we found it, also don't add it to new_value_for_merge_into
|
||||
} else {
|
||||
//if not found push to new_value_for_merge_into
|
||||
new_value_for_merge_into
|
||||
.push((merge_into_key.to_owned(), merge_into_val.to_owned()));
|
||||
}
|
||||
}
|
||||
|
||||
if value_found {
|
||||
// we found it so merge and asign
|
||||
item_data_merge(&mut found_value, other_val);
|
||||
|
||||
// to asign push to new_value_for_merge_into, because the old was removed already
|
||||
new_value_for_merge_into.push((other_key.to_owned(), found_value));
|
||||
} else {
|
||||
// if not found, just add the other_key/val to new_value_for_merge_into
|
||||
new_value_for_merge_into.push((other_key.to_owned(), other_val.to_owned()));
|
||||
}
|
||||
|
||||
// finally, we need to asign the new_value_for_merge_into into merge_into
|
||||
*merge_into_map = new_value_for_merge_into;
|
||||
}
|
||||
}
|
||||
|
||||
// if other is Null, don't asign
|
||||
// this is gonna have repercussions.... because it's not clean behaviour
|
||||
(_merge_into, CborValue::Null) => {}
|
||||
|
||||
// in any other case we just want to set merge_into to other
|
||||
// also this is the base case
|
||||
(merge_into, other) => {
|
||||
*merge_into = other.to_owned();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
#[instrument(name = "fn.get_raw_from_cbor")]
|
||||
pub fn get_raw_from_cbor<'a>(value: &'a CborValue, path: Vec<&String>) -> MizeResult<&'a [u8]> {
|
||||
trace!("[ {} ] value: {:?}", "ARG".yellow(), value);
|
||||
trace!("[ {} ] path: {:?}", "ARG".yellow(), path);
|
||||
|
||||
let mut path_iter = path.clone().into_iter();
|
||||
let path_el =
|
||||
match path_iter.nth(0) {
|
||||
Some(val) => val,
|
||||
None => {
|
||||
// our base case
|
||||
let _ret_val =
|
||||
match value {
|
||||
CborValue::Bytes(vec) => {
|
||||
trace!("[ {} ] ret value: {:?}", "RET".yellow(), &vec[..]);
|
||||
return Ok(&vec[..]);
|
||||
}
|
||||
CborValue::Text(string) => {
|
||||
trace!("[ {} ] ret value: {:?}", "RET".yellow(), string.as_bytes());
|
||||
return Ok(string.as_bytes());
|
||||
}
|
||||
other => {
|
||||
return Err(mize_err!(
|
||||
"path '{}' is empty and the value: '{:?}' is neither Bytes nor Text",
|
||||
path.iter().map(|p| p.as_str()).collect::<Vec<_>>().join("."),
|
||||
other
|
||||
));
|
||||
}
|
||||
};
|
||||
}
|
||||
};
|
||||
|
||||
match value {
|
||||
CborValue::Bytes(vec) => {
|
||||
trace!("[ {} ] ret value: {:?}", "RET".yellow(), &vec[..]);
|
||||
return Ok(&vec[..]);
|
||||
}
|
||||
CborValue::Text(string) => {
|
||||
trace!("[ {} ] ret value: {:?}", "RET".yellow(), string.as_bytes());
|
||||
return Ok(string.as_bytes());
|
||||
}
|
||||
CborValue::Map(map) => {
|
||||
let mut inner_val: &CborValue = &CborValue::Null;
|
||||
let mut inner_val_found = false;
|
||||
|
||||
// find the inner_val at path
|
||||
for (key, val) in map.into_iter() {
|
||||
if let CborValue::Text(key_text) = key {
|
||||
if key_text == path_el {
|
||||
inner_val = val;
|
||||
inner_val_found = true;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// if there is no value at that path
|
||||
if inner_val_found == false {
|
||||
return Err(MizeError::new()
|
||||
// jesus christ, this is a pfusch...
|
||||
.msg(format!(
|
||||
"get_raw_from_cbor: Path '{}' not Found",
|
||||
path.clone()
|
||||
.into_iter()
|
||||
.map(|v| v.to_owned())
|
||||
.collect::<Vec<String>>()
|
||||
.join("/")
|
||||
)));
|
||||
}
|
||||
|
||||
//path_iter.next();
|
||||
let inner_path = path_iter.collect();
|
||||
let ret_value = get_raw_from_cbor(inner_val, inner_path);
|
||||
trace!("[ {} ] ret value: {:?}", "RET".yellow(), ret_value);
|
||||
return ret_value;
|
||||
}
|
||||
_ => Err(MizeError::new().msg(format!(
|
||||
"get_raw_from_cbor: value is not a map, text or bytes ... value: {:?}",
|
||||
value
|
||||
))),
|
||||
}
|
||||
}
|
||||
|
||||
trait IntoPath {
|
||||
fn into_path(self) -> Vec<String>;
|
||||
}
|
||||
|
||||
pub trait IntoItemData {
|
||||
fn into_item_data(self) -> ItemData;
|
||||
}
|
||||
|
||||
impl IntoPath for &str {
|
||||
fn into_path(self) -> Vec<String> {
|
||||
if !self.contains('/') {
|
||||
return self.split(".").map(|v| v.to_owned()).collect();
|
||||
}
|
||||
self.to_owned().split("/").map(|v| v.to_owned()).collect()
|
||||
}
|
||||
}
|
||||
|
||||
impl IntoPath for &[&str] {
|
||||
fn into_path(self) -> Vec<String> {
|
||||
self.into_iter().map(|v| (*v).to_owned()).collect()
|
||||
}
|
||||
}
|
||||
impl IntoPath for Vec<String> {
|
||||
fn into_path(self) -> Vec<String> {
|
||||
self
|
||||
}
|
||||
}
|
||||
impl IntoPath for Vec<&str> {
|
||||
fn into_path(self) -> Vec<String> {
|
||||
self.into_iter().map(|v| v.to_owned()).collect()
|
||||
}
|
||||
}
|
||||
|
||||
impl IntoItemData for &str {
|
||||
fn into_item_data(self) -> ItemData {
|
||||
ItemData(self.into())
|
||||
}
|
||||
}
|
||||
impl IntoItemData for String {
|
||||
fn into_item_data(self) -> ItemData {
|
||||
ItemData(self.into())
|
||||
}
|
||||
}
|
||||
impl IntoItemData for &String {
|
||||
fn into_item_data(self) -> ItemData {
|
||||
ItemData(self.to_owned().into())
|
||||
}
|
||||
}
|
||||
impl IntoItemData for Vec<String> {
|
||||
fn into_item_data(self) -> ItemData {
|
||||
let array = self
|
||||
.into_iter()
|
||||
.map(|v| v.into_item_data().cbor().to_owned())
|
||||
.collect::<Vec<_>>();
|
||||
ItemData(CborValue::Array(array))
|
||||
}
|
||||
}
|
||||
impl IntoItemData for CborValue {
|
||||
fn into_item_data(self) -> ItemData {
|
||||
ItemData(self)
|
||||
}
|
||||
}
|
||||
impl IntoItemData for ItemData {
|
||||
fn into_item_data(self) -> ItemData {
|
||||
self
|
||||
}
|
||||
}
|
||||
impl IntoItemData for i128 {
|
||||
fn into_item_data(self) -> ItemData {
|
||||
ItemData(self.into())
|
||||
}
|
||||
}
|
||||
|
||||
impl IntoItemData for u32 {
|
||||
fn into_item_data(self) -> ItemData {
|
||||
ItemData(self.into())
|
||||
}
|
||||
}
|
||||
impl IntoItemData for bool {
|
||||
fn into_item_data(self) -> ItemData {
|
||||
ItemData(self.into())
|
||||
}
|
||||
}
|
||||
|
||||
impl fmt::Display for ItemData {
|
||||
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
|
||||
write!(f, "ItemData: ");
|
||||
let display_writer = DisplayWriter(f);
|
||||
self.0
|
||||
.serialize(&mut serde_json::Serializer::pretty(display_writer))
|
||||
.map_err(|_serde_err| std::fmt::Error)
|
||||
}
|
||||
}
|
||||
|
||||
// thanks to: https://stackoverflow.com/a/61768916
|
||||
struct DisplayWriter<'a, 'b>(&'a mut fmt::Formatter<'b>);
|
||||
|
||||
impl<'a, 'b> io::Write for DisplayWriter<'a, 'b> {
|
||||
fn write(&mut self, bytes: &[u8]) -> std::result::Result<usize, std::io::Error> {
|
||||
self.0
|
||||
.write_str(&String::from_utf8_lossy(bytes))
|
||||
.map_err(|err| std::io::Error::new(std::io::ErrorKind::Other, err))?;
|
||||
|
||||
Ok(bytes.len())
|
||||
}
|
||||
fn flush(&mut self) -> std::result::Result<(), std::io::Error> {
|
||||
todo!()
|
||||
}
|
||||
}
|
||||
|
||||
impl PartialEq for ItemData {
|
||||
fn eq(&self, other: &Self) -> bool {
|
||||
let mut buf: Vec<u8> = Vec::new();
|
||||
let mut buf_other: Vec<u8> = Vec::new();
|
||||
|
||||
ciborium::into_writer(&self.0, &mut buf);
|
||||
ciborium::into_writer(&other.0, &mut buf_other);
|
||||
|
||||
buf == buf_other
|
||||
}
|
||||
}
|
||||
impl Eq for ItemData {}
|
||||
|
||||
pub fn set_config_from_data(mize: &mut Mize, mut data: ItemData) -> MizeResult<()> {
|
||||
let mut config_opts = mize.config_opts.lock().unwrap();
|
||||
for path in data.get_paths_recursive()? {
|
||||
let mut conf_name = path.replace("/", ".");
|
||||
if conf_name.starts_with(".") {
|
||||
conf_name.remove(0);
|
||||
}
|
||||
let val = data.get_path(path.split("/").filter(|s| s != &"").collect::<Vec<&str>>())?;
|
||||
match config_opts.get_mut(&mize.clone().id_new_dots(&conf_name)?) {
|
||||
Some(opt) => {
|
||||
opt.val = Some(val);
|
||||
}
|
||||
None => {
|
||||
config_opts.insert(
|
||||
mize.clone().id_new_dots(&conf_name)?,
|
||||
ConfigOpt {
|
||||
name: conf_name,
|
||||
val: Some(val),
|
||||
fun: None,
|
||||
deps: Vec::new(),
|
||||
},
|
||||
);
|
||||
}
|
||||
};
|
||||
}
|
||||
Ok(())
|
||||
}
|
||||
Reference in New Issue
Block a user